HL7 v2.8 Vocabulary
0.1.0 - ci-build

HL7 v2.8 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v28/ and changes regularly. See the Directory of published versions

CodeSystem: Mood Codes (2.8 - 1.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/moodCodes Version: 1.0.0
Active as of 2026-01-27 Computable Name: MoodCodes
Other Identifiers: OID:2.16.840.1.113883.18.390

Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts that represent the functional state of an order. Used in HL7 Version 2.x messaging in the RXO and OBX segments.

This Code system is referenced in the content logical definition of the following value sets:

Properties

This code system defines the following properties for its concepts

NameCodeURITypeDescription
versionIntroduced versionIntroduced http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced string version when was this code introduced
versionDeprecated versionDeprecated http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated string version when was this code deprecated
status status http://hl7.org/fhir/concept-properties#status code A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment comment http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment string A string that provides additional detail pertinent to the use or understanding of the concept
usage usage http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage string usage notes for this code
modified modified http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified dateTime date of last modification

Concepts

This case-sensitive code system http://terminology.hl7.org/v2plusvocab/CodeSystem/moodCodes defines the following codes:

CodeDisplayDefinitionversionIntroducedusage
APT Appointment Appointment 2.6 Planned act for specific time and place
ARQ Appointment Request Appointment Request 2.6 Request for Booking of an Appointment
EVN Event Event 2.6 Service actually happens or happened or is ongoing.
EVN.CRT Event Criterion Event Criterion 2.6 Criterion applying to Events for another Service to be applied. This is an Act Mood Predicate. Similar uses of above moods may be defined. E.g. Use in Care Plans,
EXP Expectation Expectation 2.6 Expecting that something will occur independently of deliberate intent. E.g. expect a patient will discard medications.
INT Intent Intent 2.6 Plan to perform a service
PRMS Promise Promise 2.6 An intent to perform a service
PRP Proposal Proposal 2.6 Non-mandated intent to perform an act
RQO Request-Order Request-Order 2.6 Request or Order for a service